OpenTechnical

OT-2026-000092199

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, supply line pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000092199) never changes.

Identity and time

Publication numberOT-2026-000092199 · never reused
Internal UUID01a0ae9d-875a-7903-858d-49ef85bb7040 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092199
StatusPUBLIC

Content hashes

Canonical text8f504ded6dca60ff2e8242c1307b84121dbc7c7d6a4cdbf7066ddc94df658793
Markdown446d55fad61cc02f60d7211c372911728022eb54e85e40447e9fa10ae4df1a56
PDF
Publication page40c24b716f283369ae1defad217817f5085d2f4420449aa9d1703576e59164c3
Manifest4e5ea6bf2563abeb214d70fe462987d96ded93a5dfbe023daf4836a6c6b1f97d

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturezqh5fdNyuDQNDnPfpk4mN60jXGarQCy/CccPQAXeDp3w6lir9QUWp8NMyKK1e8kwPwcQVZVdTR/jokyAM5ksCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:41.035881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092199
observed 40c24b716f283369ae1defad217817f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:41.018963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092199/manifest.json
observed 4e5ea6bf2563abeb214d70fe462987d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:41.002572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092199/publication.md
observed 446d55fad61cc02f60d7211c37291172...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:40.982918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092199/publication.txt
observed 8f504ded6dca60ff2e8242c1307b8412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.